[Coco] CoCoSDC and Extended ADOS3

[Arthur Flexser]

Oops, $7000 will still result in the stack's getting overwritten by
the upper part of the file--make it CLEAR 200,&H7FFF.

Art

On Fri, Nov 18, 2016 at 2:12 PM, Ron Klein <ron at kdomain.org> wrote:
> Hi Art,
>
> Changing the CLEAR statement to:
>
> CLEAR 200, &H2000
>
> ... results in an ?OM ERROR
>
>
> Changing the CLEAR statement to:
>
> CLEAR 200, &H7000
>
> ... results in crashing the Coco 3 after doing a LOADM "EPROM.BIN"
>
>
>
> On Fri, Nov 18, 2016 at 1:00 PM, Arthur Flexser <flexser at fiu.edu> wrote:
>
>> Ron, your CLEAR 200,&H4000 statement will plop the stack in the middle
>> of the region reserved for the code you are loading in, so that the
>> stack will get overwritten by the code, which does not bode well at
>> all.  Try using $2000 or $7000 instead of $4000.
>>
>> Art
>>
>> On Fri, Nov 18, 2016 at 1:46 PM, Ron Klein <ron at kdomain.org> wrote:
>> > Hi Art,
>> >
>> > That's how I was treating it, but seem to be getting an FC error when
>> > attempting to flash it to the CoCoSDC.
>> >
>> > I do the following:
>> >
>> > KILL MEM @7
>> > CLEAR 200,&H4000
>> > LOADM"EPROM.BIN"
>> > WRITE MEM @7,&H4000,&HC000,16384-256
>> >
>> > I get the following error:
>> >
>> > ?FC ERROR
>> >
>> > Not sure what the issue is as the SYNTAX is correct.  I'm thinking it has
>> > something to do with the addresses.
>> >
>> > Mike Rowan brought up the binary header and footer information as being a
>> > possible issue.
>> >
>> > Thanks
>> >
>> > -Ron
>> >
>> >
>> > On Fri, Nov 18, 2016 at 12:35 PM, Arthur Flexser <flexser at fiu.edu>
>> wrote:
>> >
>> >> Ron, I'm not sure if this is what you need, but...
>> >>
>> >> The EPROM.BIN file starts at $2000, but it is like a cartridge that
>> >> would ultimately reside at $C000.  So, whatever method you'd use for a
>> >> cartridge file of 16K should be applicable to it.
>> >>
>> >> Art
>> >>
>> >> On Fri, Nov 18, 2016 at 11:58 AM, Ron Klein <ron at kdomain.org> wrote:
>> >> > Hello everyone,
>> >> >
>> >> > I've been wanting to use ADOS again and went through the steps to
>> create
>> >> a
>> >> > customized EPROM.BIN for Extended ADOS3.  I'm trying to figure out the
>> >> > correct method for flashing this BIN to bank 7 of the CoCoSDC and
>> >> confused
>> >> > by the start and ending addressing required for this 16K ROM and how
>> to
>> >> > tell it to use bank 7.
>> >> >
>> >> > Is anyone else using ADOS/Extended ADOS3 with their Coco 1,2 or 3 and
>> a
>> >> > CoCoSDC?
>> >> >
>> >> > Thank you!
>> >> >
>> >> > -Ron
>> >> >
>> >> > --
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>> >>
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